Home / 20,176.98-30,246.03-10,810.14

Finding the Fourth Proportional to 20,176.98, 30,246.03 and 10,810.14

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Solution

The fourth proportional to 20,176.98, 30,246.03 and 10,810.14 is: 16,204.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,176.98 : 30,246.03 = 10,810.14 : x
  2. Step 2: Convert to fraction form
    20,176.98/30,246.03 = 10,810.14/x
  3. Step 3: Cross multiply
    20,176.98x = 30,246.03 × 10,810.14
  4. Step 4: Simplify right side
    20,176.98x = 326,963,818.74
  5. Step 5: Solve for x
    x = 326,963,818.74/20,176.98
  6. Step 6: Final answer
    x = 16,204.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.